Widyastuti, Rahayu, Ivan Khofian Adiyaksa, Dwi Wulandari, and Evrizal A M Zuhud. “Effect of Bio-Organic Fertilizer on Soil Organism in Experimental Oil Palm Plantation Cikabayan, Bogor, Indonesia”. Jurnal Ilmu Tanah dan Lingkungan 27, no. 1 (April 1, 2025): 7–15. Accessed December 23, 2025. https://journal.ipb.ac.id/jtanah/article/view/62637.